Question

método de
suma o resta X+2y=8 3X-y=3"​

Answer 1

Método de Suma y Resta:

x + 2y = 8

2(3x - y = 3)

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x + 2y = 8

6x - 2y = 6

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7x = 14

x = 2

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x + 2y = 8

2 + 2y = 8

2y = 8 - 2

2y = 6

y = 3